Home / 1,967.15-2,714.66-1,083.02

Finding the Fourth Proportional to 1,967.15, 2,714.66 and 1,083.02

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Solution

The fourth proportional to 1,967.15, 2,714.66 and 1,083.02 is: 1,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.15 : 2,714.66 = 1,083.02 : x
  2. Step 2: Convert to fraction form
    1,967.15/2,714.66 = 1,083.02/x
  3. Step 3: Cross multiply
    1,967.15x = 2,714.66 × 1,083.02
  4. Step 4: Simplify right side
    1,967.15x = 2,940,025.66
  5. Step 5: Solve for x
    x = 2,940,025.66/1,967.15
  6. Step 6: Final answer
    x = 1,494.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.